FR890641A - System for the transmission of electrical energy between a fixed part and a moving part, mechanisms and machines comprising application of this system - Google Patents

System for the transmission of electrical energy between a fixed part and a moving part, mechanisms and machines comprising application of this system

Info

Publication number
FR890641A
FR890641A FR890641DA FR890641A FR 890641 A FR890641 A FR 890641A FR 890641D A FR890641D A FR 890641DA FR 890641 A FR890641 A FR 890641A
Authority
FR
France
Prior art keywords
machines
mechanisms
transmission
application
electrical energy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Michel Exer
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR890641A publication Critical patent/FR890641A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/44—Blade pitch-changing mechanisms electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR890641D 1942-10-05 1942-10-05 System for the transmission of electrical energy between a fixed part and a moving part, mechanisms and machines comprising application of this system Expired FR890641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR890641T 1942-10-05

Publications (1)

Publication Number Publication Date
FR890641A true FR890641A (en) 1944-02-14

Family

ID=9381704

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890641D Expired FR890641A (en) 1942-10-05 1942-10-05 System for the transmission of electrical energy between a fixed part and a moving part, mechanisms and machines comprising application of this system

Country Status (1)

Country Link
FR (1) FR890641A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3406634A1 (en) * 1984-02-24 1985-08-29 Grob-Werke GmbH & Co KG, 8948 Mindelheim DEVICE FOR ADJUSTING THE ANGLE OF A PROPELLER
DE3720746A1 (en) * 1987-06-23 1989-01-05 Dittel Walter Gmbh BALANCING DEVICE FOR OBJECTS CARRIED BY A ROTATING SHAFT
EP0652154A1 (en) * 1993-11-10 1995-05-10 Hispano-Suiza Control method and device of the variable pitch of rotor blades
FR2831225A1 (en) * 2001-10-24 2003-04-25 Snecma Moteurs Electrohydraulic device for electrical machines e.g. wind generator. , has hydraulic actuator with piston, and cylinder having high pressure hydraulic pump feeding fluid to piston via channel integrated in cylinder

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3406634A1 (en) * 1984-02-24 1985-08-29 Grob-Werke GmbH & Co KG, 8948 Mindelheim DEVICE FOR ADJUSTING THE ANGLE OF A PROPELLER
EP0154808A1 (en) * 1984-02-24 1985-09-18 Grob-Werke GmbH & Co. KG Variable pitch device for a propeller
DE3720746A1 (en) * 1987-06-23 1989-01-05 Dittel Walter Gmbh BALANCING DEVICE FOR OBJECTS CARRIED BY A ROTATING SHAFT
EP0652154A1 (en) * 1993-11-10 1995-05-10 Hispano-Suiza Control method and device of the variable pitch of rotor blades
WO1995013215A1 (en) * 1993-11-10 1995-05-18 Societe Hispano Suiza Rotor blade pitch change control method and device
FR2712250A1 (en) * 1993-11-10 1995-05-19 Hispano Suiza Sa Method and device for controlling blade pitch variation of a rotor
US5595474A (en) * 1993-11-10 1997-01-21 Hispano-Suiza Pitch variation control device for the blades of a turbomachine rotor and method of operating the device
FR2831225A1 (en) * 2001-10-24 2003-04-25 Snecma Moteurs Electrohydraulic device for electrical machines e.g. wind generator. , has hydraulic actuator with piston, and cylinder having high pressure hydraulic pump feeding fluid to piston via channel integrated in cylinder
EP1306558A1 (en) * 2001-10-24 2003-05-02 Snecma Moteurs Electric-hydraulic device for changing the pitch of a fan
US6767187B2 (en) 2001-10-24 2004-07-27 Snecma Moteurs Electrohydraulic device for varying the pitch of the blades of a machine rotor

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